The electron-pair intracule (relative motion) h(u) and extracule (center-of-mass motion) d(R) densities represent probability densities for the interelectronic distance and the center-of-mass radius of any pairs of electrons, respectively. For 102 atoms from He (atomic number Z=2) to Lr ...
relative atomic mass英语定义 relative atomic mass英语定义:the average mass of all the naturally occurring atoms of a chemical element 相对原子质量英文是Relative Atomic Mass。它代表了一个元素的原子相对于碳-12同位素的质量。相对原子质量可以用来计算化学方程式中的物质的量。
n. 相对原子质量 牛津词典 noun 相对原子质量the average mass of all the naturally occurring atoms of a chemical element
(atomic weight) The mass (quantity of matter) of atoms. Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited ThesaurusAntonymsRelated WordsSynonymsLegend: Switch tonew thesaurus Noun1. relative atomic mass- (chemistry) the mass of an atom of a ...
The electron-pair intracule (relative motion)h(u)and extracule (center-of-mass motion)d(R)densities represent probability densities for the interelectronic distance and the center-of-mass radius of any pairs of electrons, respectively. For 102 atoms from He (atomic numberZ=2)to Lr(Z=103),...
(also atomic mass, atomic weight) (chemistry) the average mass of all the naturally occurring atoms of a chemical element Take your English to the next level The Oxford Learner’s Thesaurus explains the difference between groups of similar words. Try it for free as part of the Oxford ...
Atomic weight is the averagemassofatomsof anelement, calculated using the relative abundance ofisotopesin a naturally-occurring element. It is the weighted average of the masses of naturally-occurring isotopes. What Is It Based On? Prior to 1961, a unit of atomic weight was based on 1/16th ...
美 英 n.相对原子质量 复数:relative atomic masses 权威英汉双解 英英 relative-atomic-mass n. 1. 相对原子质量the average mass of all the naturally occurring atoms of a chemical element 例句
22 Table 1 shows the relative atomic mass of elements W and X.Jadual 1 menunjukkan jisim atom relative bagi unsur W dan unsur X.Element Relative atomic mass Unsur Jisim atom relatif Table 1W48Jadual 1X16Which of the following is true about the atoms of elements W and X?Antara ...
Explain why the relative atomic mass of element X is not a whole number.[1(b)The radii of atoms and ions can be measured. The tables show some information about atomic radii and ionic radii of some Group I and Group Vll elements.element number of shells atomic radii number of shells ...